[Feat] :: Added Docker Devcontainer

.devcontainer.json

@@ -0,0 +1,20 @@
+{
+  "name": "dev",
+  "image": "mcr.microsoft.com/devcontainers/base:debian",
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "StarkWare.cairo1",
+        "tamasfe.even-better-toml",
+        "rust-lang.rust-analyzer"
+      ]
+    }
+  },
+  "features": {
+    "ghcr.io/devcontainers/features/rust:1": {
+      "version": "stable"
+    }
+  },
+  "postCreateCommand": "bash .devcontainer/install-tools.sh",
+  "remoteUser": "vscode"
+}

.devcontainer/install-tools.sh

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+#!/usr/bin/env bash
+set -e
+
+echo "🚀 Setting up development environment..."
+
+# Install dependencies
+apt-get update && apt-get install -y curl git build-essential
+
+# Install asdf
+git clone https://github.com/asdf-vm/asdf.git ~/.asdf --branch v0.14.0
+echo '. "$HOME/.asdf/asdf.sh"' >> ~/.bashrc
+echo '. "$HOME/.asdf/completions/asdf.bash"' >> ~/.bashrc
+. ~/.asdf/asdf.sh
+
+# Add and install plugins
+asdf plugin add scarb || true
+asdf install scarb 2.10.1
+asdf global scarb 2.10.1
+
+asdf plugin add dojo https://github.com/dojoengine/asdf-dojo || true
+asdf install dojo 1.5.0
+asdf global dojo 1.5.0
+
+asdf plugin add starknet-foundry || true
+asdf install starknet-foundry 0.35.0
+asdf global starknet-foundry 0.35.0
+
+echo "✅ Environment ready!"